| Status | Name | Rate | Years Aboard | Notes | | EP | Yakubowski, Henry Hank | TM3 | 1957-1959 | | | | Yaney, William C. | RMSA | 1964 | | | P | Yarrows, Edward P. | MMFA | 1963 | | | | Yates, Charles N. | STS2 | 1970-1971 | Decom Crew | | EP | Yerro, Alfredo I. | EN2 | 1965-1966 | "Freddie" | | P | Yevchinecz, George Jr. | EN3 | 1949-1952 | "Russian" "York" | | EP | Young, Carl A. | LTJG | 1950-1951 | | | EP | Young, Milton E. | CDR | 1968-1970 | 15th CO "Linn" | | | Young, Richard Bernard | ETR3 | 1965-1966 | | | P | Younts, Phillip R. | TM2 | 1967 | |
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